144325137 has 8 divisors (see below), whose sum is σ = 209927520. Its totient is φ = 87469760.

The previous prime is 144325133. The next prime is 144325147. The reversal of 144325137 is 731523441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144325137 - 2² = 144325133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144325133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186712 + ... + 2186777.

It is an arithmetic number, because the mean of its divisors is an integer number (26240940).

Almost surely, 2^144325137 is an apocalyptic number.

It is an amenable number.

144325137 is a deficient number, since it is larger than the sum of its proper divisors (65602383).

144325137 is a wasteful number, since it uses less digits than its factorization.

144325137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4373503.

The product of its digits is 10080, while the sum is 30.

The square root of 144325137 is about 12013.5397364807. The cubic root of 144325137 is about 524.5424730456.

Adding to 144325137 its reverse (731523441), we get a palindrome (875848578).

The spelling of 144325137 in words is "one hundred forty-four million, three hundred twenty-five thousand, one hundred thirty-seven".